Kendo Window Dragstart?

The dragstart event appears to be missing from the kendoWindow.

HTML

<script src="http://cdn.kendostatic.com/2011.3.1129/js/kendo.all.min.js"></script>
<link rel="stylesheet" href="http://cdn.kendostatic.com/2011.3.1007/styles/kendo.common.min.css">
<link rel="stylesheet" href="http://cdn.kendostatic.com/2011.3.1007/styles/kendo.kendo.min.css">
<link rel="stylesheet" href="http://cdn.kendostatic.com/2011.3.1129/styles/kendo.default.min.css">
<script src="http://getfirebug.com/firebug-lite-debug.js"></script>
<div id="window1"><p>Here is my Window Content</p></div>
<div id="window2"><p>Here is my Window Content</p></div>

<input id="close" type="button" value="Close" />

JavaScript

$(document).ready(function () {
    $("#window1").kendoWindow({ title: "My Window 1" });
    $("#window2").kendoWindow({ title: "My Window 2" });
     
     $("#close").click(function(){
         $(".k-window .k-window-content").each(function(index, element){
             $(element).data("kendoWindow").close();
         });
     });
 });